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Keys
  • Vascular plant groups
  • Club mosses
  • Ferns
  • Vegetative key to families
  • Gymnosperms
  • Flowering plants
  • Genera
  • Families

Aristida L.

Lemma with 3 awns or awn 3-branched Aristida
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Column absent
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Margins of lemma involute, producing a longitudinal furrow on the inner surface
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Margins of the lemma overlapping, lemma therefore circular in section without a longitudinal furrow